Cheap flights from Massachusetts to Belfast from £438
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Massachusetts to Belfast
Keep the following information in mind while searching for Massachusetts to Belfast flight deals. Data was last updated 18 April 2025.
Find flight deals from Massachusetts to Belfast
Cheapest flights from Massachusetts to BelfastExplore the most affordable flight options available from Massachusetts to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2025.
Explore the most affordable flight options available from Massachusetts to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 April 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from Massachusetts to Belfast that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 April 2025.
Use the filters below to find and compare flights from Massachusetts to Belfast that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BostonBelfast
BOS - BFS
BOSBFS
Boston Logan Intl
Tue 29/4
19:15-23:10
2 stops22h 55m
Belfast Intl
Wed 7/5
06:00-17:50
2 stops16h 50m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Mon 8/9
22:00-15:40
1 stop12h 40m
Belfast City
Tue 16/9
13:40-22:45
1 stop14h 05m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Tue 29/4
19:40-10:35
1 stop9h 55m
Belfast City
Wed 7/5
14:45-22:30
1 stop12h 45m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Tue 29/4
21:55-15:20
1 stop12h 25m
Belfast City
Wed 7/5
06:50-22:30
1 stop20h 40m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Tue 30/9
12:25-16:55
2 stops23h 30m
Belfast City
Sat 11/10
17:25-13:40
1 stop25h 15m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Wed 1/10
17:30-16:25
2 stops17h 55m
Belfast City
Sat 11/10
17:50-14:40
2 stops25h 50m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Sun 15/6
20:15-21:15
1 stop20h 00m
Belfast City
Sat 21/6
17:25-13:30
1 stop25h 05m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Mon 30/6
19:40-12:55
1 stop12h 15m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Sat 31/5
16:40-16:55
1 stop19h 15m
BostonBelfast
BOS - BHD
BOSBHD
Boston Logan Intl
Sat 31/5
17:05-16:55
2 stops18h 50m
Best time to book a flight from Massachusetts to Belfast
Have a flexible travel schedule? Discover the best time to fly to Belfast from Massachusetts with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Massachusetts to Belfast
What is the cheapest month to book a flight from Massachusetts to Belfast?
Currently, January is the cheapest month in which you can book a flight from Massachusetts to Belfast (average of £67). Flying from Massachusetts to Belfast in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Rainfall in Belfast by month
Plan your trip to Belfast by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.
Temperature in Belfast by month
Plan your trip to Belfast by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).
Reviews of airlines servicing Belfast
Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated 18 April 2025.
See what other customers who have flown with Delta, KLM and Air France from Massachusetts to Belfast have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Boarding
Food
Comfort
Entertainment
Overall
Crew
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from Massachusetts to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Massachusetts to Belfast
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Massachusetts to Belfast?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Massachusetts to Belfast. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Massachusetts to Belfast?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Belfast from Massachusetts.
Can Cheapflights find flights from Massachusetts to Belfast with no change fees?
Need flexible booking options for your flight to Belfast from Massachusetts? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Massachusetts to Belfast become cheaper?
Yes, Cheapflights offers price alerts on Massachusetts to Belfast flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.